Our gastroenterology department is an internationally-renowned centre of clinical excellence. The department has clinics at the Trust's four hospitals – St Mark's, Central Middlesex, Northwick Park and Ealing Hospital – and provides an extensive range of advanced diagnostic and therapeutic services.

We are delighted to see both local and nationally referred patients. We provide outpatient and inpatient treatment for the full range of gastrointestinal and liver diseases. 

A full range of endoscopic techniques including diagnostic and therapeutic examination of the upper and lower gastrointestinal tract are undertaken in the endoscopy unit. 

Our services

Northwick Park and St Mark's Hospitals
Acute in-patient gastroenterology and hepatology is delivered at Northwick Hospital, supported by the specialist services available at St Mark’s Hospital. Out-patient and endoscopic services are provided within St Mark’s Hospital.

St Mark’s Hospital is the only hospital in the world to specialise entirely in intestinal and colorectal medicine and is the UK’s leading national and international referral centre for intestinal diseases, seeing both locally and nationally referred patients. As well as clinical services, St Mark’s has many research interests and a very active programme of teaching and education. The Wolfson Unit for Endoscopy at St Mark’s Hospital is the only unit in the UK internationally recognised as a world centre of excellence by the WEO and one of only 15 worldwide providing a wide range of diagnostic and therapeutic endoscopic procedures.

Specialist services provided at St Mark’s Hospital include inflammatory bowel disease, intestinal failure & nutrition, functional bowel disease, family cancer clinics, polyposis and endoscopy. For more information please visit the St Mark’s Hospital website: www.stmarkshospital.org.uk.

Central Middlesex Hospital
Outpatient gastroenterology and hepatology clinics are run at Central Middlesex Hospital and endoscopic services are provided in the ACAD centre.

Ealing Hospital
Two full-time consultants and two part-time consultants lead the team, consisting of junior medical support with a matron leading the inpatient care for this speciality. Gastroenterology and hepatology outpatient clinics and endoscopy services are also provided.

Central Middlesex Hospital

Clinics are held in the Gastroenterology and GI Surgery Centre on the first floor.

Endoscopy is based in the ACAD Centre on the first floor within the theatre suite.

Appointments line (9am - 4pm daily)
Tel. 020 8453 2203 

Ealing Hospital

Information coming soon.

Northwick Park and St Mark's Hospitals 

Gastroenterology clinics are held in St Mark's Hospital outpatient area, on Level 3 of the St Mark's building. Endoscopy is based in the Wolfson unit, Level 3 of St Mark's Hospital.

Tel. 020 8235 4130

Booking Centre 
Tel. 020 8235 4200

Central Middlesex Hospital

Dr Sharon O’Brien, Consultant Gastroenterologist

Dr Amar Sharif, Consultant Gastroenterologist

Dr David Sherman, Consultant Gastroenterologist

Ealing Hospital 

Prof. Jayantha Arnold, Consultant/Lead Gastroenterologist

Dr Sohail Shariq, Consultant Gastroenterologist

Dr Arabinda Pal,Consultant Gastroenterologist

Dr Callistus Ekellem, Associate Specialist Gastroenterologist

Mr Mariasoosai (Pats) Pathmarajah, Locum Consultant/Surgeon

Mr Tushar Agarwal, Locum Consultant/Surgeon

Mr Abhay Chopada, Consultant/Lead Colorectal Surgeon

Mr Mubashar Hussain, Locum Consultant/Surgeon

Mr Hemant Sheth, Consultant/Lead Upper GI Surgeon

Shamima Padaruth, Gastro Nurse Practitioner (IBD Nurse Specialist)/Nurse Endoscopist

Northwick Park and St Mark's Hospitals

Dr Ayesha Akbar, Consultant Gastroenterologist

Dr Simon Gabe, Consultant Gastroenterologist

Dr Ailsa Hart, Consultant Gastroenterologist

Dr Adam Haycock, Consultant Gastroenterologist

Dr Adam Humphries, Consultant Gastroenterologist

Dr Meron Jacyna, Consultant Gastroenterologist

Dr Andrew Latchford, Consultant Gastroenterologist

Dr Maxton Pitcher, Consultant Gastroenterologist

Professor Brian Saunders, Consultant Gastroenterologist

Dr Siwan Thomas-Gibson, Consultant Gastroenterologist

Dr Ana Wilson, Consultant Gastroenterologist

Dr Suzanne Donnelly, Consultant Gastroenterologist